1 Astrology
1.1 Origin
Southern and central Africa, Vietnam
Afghanistan, China, Southern and central Africa
1.2 Color
Green, Black, Brown
Green, Yellow
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
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2 Physical Properties
2.1 Tenacity
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2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.04-3.262.58-2.80
1
7.18
2.5 Fracture
Splintery, Brittle, Uneven
Uneven, Irregular, Management Team (2012)
2.6 Cleavage
{110} perfect
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous
Waxy, Silky, Resinous, Greasy
3.2 Pleochroism
Not Available
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3.3 Dispersion
3.4 Transparency
Transparent
TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
3.5 Refractive Index
1.613-1.6631.530-1.575
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.020Not Available
0
0.296
3.9 Clarity
Transparent
TranslucentHerve Nicolas Lazzarelli
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
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